#if SK_SUPPORT_GPU && SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
-#include "GrBackendEffectFactory.h"
+#include "GrBackendProcessorFactory.h"
#include "GrContextFactory.h"
-#include "GrDrawEffect.h"
+#include "GrOptDrawState.h"
#include "effects/GrConfigConversionEffect.h"
+#include "gl/GrGLPathRendering.h"
#include "gl/GrGpuGL.h"
-
#include "SkChecksum.h"
#include "SkRandom.h"
#include "Test.h"
-void GrGLProgramDesc::setRandom(SkRandom* random,
- const GrGpuGL* gpu,
+static void get_stage_stats(const GrFragmentStage stage, bool* readsDst,
+ bool* readsFragPosition, bool* requiresVertexShader) {
+ if (stage.getFragmentProcessor()->willReadDstColor()) {
+ *readsDst = true;
+ }
+ if (stage.getProcessor()->willReadFragmentPosition()) {
+ *readsFragPosition = true;
+ }
+}
+
+bool GrGLProgramDesc::setRandom(SkRandom* random,
+ GrGpuGL* gpu,
const GrRenderTarget* dstRenderTarget,
const GrTexture* dstCopyTexture,
- const GrEffectStage* stages[],
+ const GrGeometryStage* geometryProcessor,
+ const GrFragmentStage* stages[],
int numColorStages,
int numCoverageStages,
- int currAttribIndex) {
- int numEffects = numColorStages + numCoverageStages;
- size_t keyLength = KeyLength(numEffects);
- fKey.reset(keyLength);
- *this->atOffset<uint32_t, kLengthOffset>() = static_cast<uint32_t>(keyLength);
- memset(this->header(), 0, kHeaderSize);
+ int currAttribIndex,
+ GrGpu::DrawType drawType) {
+ bool isPathRendering = GrGpu::IsPathRenderingDrawType(drawType);
+ bool useLocalCoords = !isPathRendering &&
+ random->nextBool() &&
+ currAttribIndex < GrDrawState::kMaxVertexAttribCnt;
+
+ int numStages = numColorStages + numCoverageStages;
+ fKey.reset();
+
+ GR_STATIC_ASSERT(0 == kEffectKeyOffsetsAndLengthOffset % sizeof(uint32_t));
+
+ // Make room for everything up to and including the array of offsets to effect keys.
+ fKey.push_back_n(kEffectKeyOffsetsAndLengthOffset + 2 * sizeof(uint16_t) * (numStages +
+ (geometryProcessor ? 1 : 0)));
+
+ bool dstRead = false;
+ bool fragPos = false;
+ bool vertexShader = SkToBool(geometryProcessor);
+ int offset = 0;
+ if (geometryProcessor) {
+ const GrGeometryStage* stage = geometryProcessor;
+ uint16_t* offsetAndSize = reinterpret_cast<uint16_t*>(fKey.begin() +
+ kEffectKeyOffsetsAndLengthOffset +
+ offset * 2 * sizeof(uint16_t));
+ uint32_t effectKeyOffset = fKey.count();
+ if (effectKeyOffset > SK_MaxU16) {
+ fKey.reset();
+ return false;
+ }
+ GrProcessorKeyBuilder b(&fKey);
+ uint16_t effectKeySize;
+ if (!GetProcessorKey(*stage, gpu->glCaps(), useLocalCoords, &b, &effectKeySize)) {
+ fKey.reset();
+ return false;
+ }
+ vertexShader = true;
+ fragPos = stage->getProcessor()->willReadFragmentPosition();
+ offsetAndSize[0] = effectKeyOffset;
+ offsetAndSize[1] = effectKeySize;
+ offset++;
+ }
+
+ for (int s = 0; s < numStages; ++s, ++offset) {
+ const GrFragmentStage* stage = stages[s];
+ uint16_t* offsetAndSize = reinterpret_cast<uint16_t*>(fKey.begin() +
+ kEffectKeyOffsetsAndLengthOffset +
+ offset * 2 * sizeof(uint16_t));
+ uint32_t effectKeyOffset = fKey.count();
+ if (effectKeyOffset > SK_MaxU16) {
+ fKey.reset();
+ return false;
+ }
+ GrProcessorKeyBuilder b(&fKey);
+ uint16_t effectKeySize;
+ if (!GetProcessorKey(*stages[s], gpu->glCaps(), useLocalCoords, &b, &effectKeySize)) {
+ fKey.reset();
+ return false;
+ }
+ get_stage_stats(*stage, &dstRead, &fragPos, &vertexShader);
+ offsetAndSize[0] = effectKeyOffset;
+ offsetAndSize[1] = effectKeySize;
+ }
KeyHeader* header = this->header();
+ memset(header, 0, kHeaderSize);
header->fEmitsPointSize = random->nextBool();
header->fPositionAttributeIndex = 0;
// don't try to use color or coverage attributes as input
do {
header->fColorInput = static_cast<GrGLProgramDesc::ColorInput>(
- random->nextULessThan(kColorInputCnt));
- } while (GrDrawState::kMaxVertexAttribCnt <= currAttribIndex &&
+ random->nextULessThan(kColorInputCnt));
+ } while ((GrDrawState::kMaxVertexAttribCnt <= currAttribIndex || isPathRendering) &&
kAttribute_ColorInput == header->fColorInput);
header->fColorAttributeIndex = (header->fColorInput == kAttribute_ColorInput) ?
currAttribIndex++ :
do {
header->fCoverageInput = static_cast<GrGLProgramDesc::ColorInput>(
random->nextULessThan(kColorInputCnt));
- } while (GrDrawState::kMaxVertexAttribCnt <= currAttribIndex &&
+ } while ((GrDrawState::kMaxVertexAttribCnt <= currAttribIndex || isPathRendering) &&
kAttribute_ColorInput == header->fCoverageInput);
header->fCoverageAttributeIndex = (header->fCoverageInput == kAttribute_ColorInput) ?
currAttribIndex++ :
-1;
-
+ bool useGS = random->nextBool();
#if GR_GL_EXPERIMENTAL_GS
- header->fExperimentalGS = gpu->caps()->geometryShaderSupport() && random->nextBool();
+ header->fExperimentalGS = gpu->caps()->geometryShaderSupport() && useGS;
+#else
+ (void) useGS;
#endif
- bool useLocalCoords = random->nextBool() && currAttribIndex < GrDrawState::kMaxVertexAttribCnt;
header->fLocalCoordAttributeIndex = useLocalCoords ? currAttribIndex++ : -1;
header->fColorEffectCnt = numColorStages;
header->fCoverageEffectCnt = numCoverageStages;
- bool dstRead = false;
- bool fragPos = false;
- bool vertexCode = false;
- int numStages = numColorStages + numCoverageStages;
- for (int s = 0; s < numStages; ++s) {
- const GrBackendEffectFactory& factory = (*stages[s]->getEffect())->getFactory();
- GrDrawEffect drawEffect(*stages[s], useLocalCoords);
- this->effectKeys()[s] = factory.glEffectKey(drawEffect, gpu->glCaps());
- if ((*stages[s]->getEffect())->willReadDstColor()) {
- dstRead = true;
- }
- if ((*stages[s]->getEffect())->willReadFragmentPosition()) {
- fragPos = true;
- }
- if ((*stages[s]->getEffect())->hasVertexCode()) {
- vertexCode = true;
- }
- }
-
if (dstRead) {
- header->fDstReadKey = GrGLShaderBuilder::KeyForDstRead(dstCopyTexture, gpu->glCaps());
+ header->fDstReadKey = SkToU8(GrGLFragmentShaderBuilder::KeyForDstRead(dstCopyTexture,
+ gpu->glCaps()));
} else {
header->fDstReadKey = 0;
}
if (fragPos) {
- header->fFragPosKey = GrGLShaderBuilder::KeyForFragmentPosition(dstRenderTarget,
- gpu->glCaps());
+ header->fFragPosKey = SkToU8(GrGLFragmentShaderBuilder::KeyForFragmentPosition(dstRenderTarget,
+ gpu->glCaps()));
} else {
header->fFragPosKey = 0;
}
- header->fHasVertexCode = vertexCode ||
- useLocalCoords ||
- kAttribute_ColorInput == header->fColorInput ||
- kAttribute_ColorInput == header->fCoverageInput;
+ header->fUseFragShaderOnly = isPathRendering && gpu->glPathRendering()->texturingMode() ==
+ GrGLPathRendering::FixedFunction_TexturingMode;
+ header->fHasGeometryProcessor = vertexShader;
- CoverageOutput coverageOutput;
- bool illegalCoverageOutput;
- do {
- coverageOutput = static_cast<CoverageOutput>(random->nextULessThan(kCoverageOutputCnt));
- illegalCoverageOutput = (!gpu->caps()->dualSourceBlendingSupport() &&
- CoverageOutputUsesSecondaryOutput(coverageOutput)) ||
- (!dstRead && kCombineWithDst_CoverageOutput == coverageOutput);
- } while (illegalCoverageOutput);
+ GrOptDrawState::PrimaryOutputType primaryOutput;
+ GrOptDrawState::SecondaryOutputType secondaryOutput;
+ if (!dstRead) {
+ primaryOutput = GrOptDrawState::kModulate_PrimaryOutputType;
+ } else {
+ primaryOutput = static_cast<GrOptDrawState::PrimaryOutputType>(
+ random->nextULessThan(GrOptDrawState::kPrimaryOutputTypeCnt));
+ }
+
+ if (GrOptDrawState::kCombineWithDst_PrimaryOutputType == primaryOutput ||
+ !gpu->caps()->dualSourceBlendingSupport()) {
+ secondaryOutput = GrOptDrawState::kNone_SecondaryOutputType;
+ } else {
+ secondaryOutput = static_cast<GrOptDrawState::SecondaryOutputType>(
+ random->nextULessThan(GrOptDrawState::kSecondaryOutputTypeCnt));
+ }
- header->fCoverageOutput = coverageOutput;
+ header->fPrimaryOutputType = primaryOutput;
+ header->fSecondaryOutputType = secondaryOutput;
- *this->checksum() = 0;
- *this->checksum() = SkChecksum::Compute(reinterpret_cast<uint32_t*>(fKey.get()), keyLength);
- fInitialized = true;
+ this->finalize();
+ return true;
+}
+
+// TODO clean this up, we have to do this to test geometry processors but there has got to be
+// a better way. In the mean time, we actually fill out these generic vertex attribs below with
+// the correct vertex attribs from the GP. We have to ensure, however, we don't try to add more
+// than two attributes.
+GrVertexAttrib genericVertexAttribs[] = {
+ { kVec2f_GrVertexAttribType, 0, kPosition_GrVertexAttribBinding },
+ { kVec2f_GrVertexAttribType, 0, kGeometryProcessor_GrVertexAttribBinding },
+ { kVec2f_GrVertexAttribType, 0, kGeometryProcessor_GrVertexAttribBinding }
+};
+
+/*
+ * convert sl type to vertexattrib type, not a complete implementation, only use for debugging
+ */
+GrVertexAttribType convert_sltype_to_attribtype(GrSLType type) {
+ switch (type) {
+ case kFloat_GrSLType:
+ return kFloat_GrVertexAttribType;
+ case kVec2f_GrSLType:
+ return kVec2f_GrVertexAttribType;
+ case kVec3f_GrSLType:
+ return kVec3f_GrVertexAttribType;
+ case kVec4f_GrSLType:
+ return kVec4f_GrVertexAttribType;
+ default:
+ SkFAIL("Type isn't convertible");
+ return kFloat_GrVertexAttribType;
+ }
}
+// TODO end test hack
+
bool GrGpuGL::programUnitTest(int maxStages) {
dummyDesc.fHeight = 22;
SkAutoTUnref<GrTexture> dummyTexture2(this->createTexture(dummyDesc, NULL, 0));
+ if (!dummyTexture1 || ! dummyTexture2) {
+ return false;
+ }
+
static const int NUM_TESTS = 512;
SkRandom random;
int currAttribIndex = 1; // we need to always leave room for position
int currTextureCoordSet = 0;
- int attribIndices[2] = { 0, 0 };
GrTexture* dummyTextures[] = {dummyTexture1.get(), dummyTexture2.get()};
int numStages = random.nextULessThan(maxStages + 1);
int numColorStages = random.nextULessThan(numStages + 1);
int numCoverageStages = numStages - numColorStages;
- SkAutoSTMalloc<8, const GrEffectStage*> stages(numStages);
-
- bool useFixedFunctionTexturing = this->shouldUseFixedFunctionTexturing();
+ SkAutoSTMalloc<8, const GrFragmentStage*> stages(numStages);
+
+ bool usePathRendering = this->glCaps().pathRenderingSupport() && random.nextBool();
+
+ GrGpu::DrawType drawType = usePathRendering ? GrGpu::kDrawPath_DrawType :
+ GrGpu::kDrawPoints_DrawType;
+
+ SkAutoTDelete<GrGeometryStage> geometryProcessor;
+ bool hasGeometryProcessor = usePathRendering ? false : random.nextBool();
+ if (hasGeometryProcessor) {
+ while (true) {
+ SkAutoTUnref<const GrGeometryProcessor> effect(
+ GrProcessorTestFactory<GrGeometryProcessor>::CreateStage(&random, this->getContext(), *this->caps(),
+ dummyTextures));
+ SkASSERT(effect);
+ // Only geometryProcessor can use vertex shader
+ GrGeometryStage* stage = SkNEW_ARGS(GrGeometryStage, (effect.get()));
+ geometryProcessor.reset(stage);
+
+ // we have to set dummy vertex attribs
+ const GrGeometryProcessor::VertexAttribArray& v = effect->getVertexAttribs();
+ int numVertexAttribs = v.count();
+
+ SkASSERT(GrGeometryProcessor::kMaxVertexAttribs == 2 &&
+ GrGeometryProcessor::kMaxVertexAttribs >= numVertexAttribs);
+ size_t runningStride = GrVertexAttribTypeSize(genericVertexAttribs[0].fType);
+ for (int i = 0; i < numVertexAttribs; i++) {
+ genericVertexAttribs[i + 1].fOffset = runningStride;
+ genericVertexAttribs[i + 1].fType =
+ convert_sltype_to_attribtype(v[i].getType());
+ runningStride += GrVertexAttribTypeSize(genericVertexAttribs[i + 1].fType);
+ }
+ // update the vertex attributes with the ds
+ GrDrawState* ds = this->drawState();
+ ds->setVertexAttribs<genericVertexAttribs>(numVertexAttribs + 1, runningStride);
+ currAttribIndex = numVertexAttribs + 1;
+ break;
+ }
+ }
for (int s = 0; s < numStages;) {
- SkAutoTUnref<const GrEffectRef> effect(GrEffectTestFactory::CreateStage(
+ SkAutoTUnref<const GrFragmentProcessor> effect(
+ GrProcessorTestFactory<GrFragmentProcessor>::CreateStage(
&random,
this->getContext(),
*this->caps(),
dummyTextures));
SkASSERT(effect);
- int numAttribs = (*effect)->numVertexAttribs();
-
- // If adding this effect would exceed the max attrib count then generate a
- // new random effect.
- if (currAttribIndex + numAttribs > GrDrawState::kMaxVertexAttribCnt) {
- continue;
- }
-
// If adding this effect would exceed the max texture coord set count then generate a
// new random effect.
- if (useFixedFunctionTexturing && !(*effect)->hasVertexCode()) {
- int numTransforms = (*effect)->numTransforms();
+ if (usePathRendering && this->glPathRendering()->texturingMode() ==
+ GrGLPathRendering::FixedFunction_TexturingMode) {;
+ int numTransforms = effect->numTransforms();
if (currTextureCoordSet + numTransforms > this->glCaps().maxFixedFunctionTextureCoords()) {
continue;
}
currTextureCoordSet += numTransforms;
}
+ GrFragmentStage* stage = SkNEW_ARGS(GrFragmentStage, (effect.get()));
- useFixedFunctionTexturing = useFixedFunctionTexturing && !(*effect)->hasVertexCode();
-
- for (int i = 0; i < numAttribs; ++i) {
- attribIndices[i] = currAttribIndex++;
- }
- GrEffectStage* stage = SkNEW_ARGS(GrEffectStage,
- (effect.get(), attribIndices[0], attribIndices[1]));
stages[s] = stage;
++s;
}
const GrTexture* dstTexture = random.nextBool() ? dummyTextures[0] : dummyTextures[1];
- pdesc.setRandom(&random,
- this,
- dummyTextures[0]->asRenderTarget(),
- dstTexture,
- stages.get(),
- numColorStages,
- numCoverageStages,
- currAttribIndex);
+ if (!pdesc.setRandom(&random,
+ this,
+ dummyTextures[0]->asRenderTarget(),
+ dstTexture,
+ geometryProcessor.get(),
+ stages.get(),
+ numColorStages,
+ numCoverageStages,
+ currAttribIndex,
+ drawType)) {
+ return false;
+ }
SkAutoTUnref<GrGLProgram> program(GrGLProgram::Create(this,
pdesc,
+ geometryProcessor.get(),
stages,
stages + numColorStages));
for (int s = 0; s < numStages; ++s) {
if (NULL == program.get()) {
return false;
}
+
+ // We have to reset the drawstate because we might have added a gp
+ this->drawState()->reset();
}
return true;
}
DEF_GPUTEST(GLPrograms, reporter, factory) {
for (int type = 0; type < GrContextFactory::kLastGLContextType; ++type) {
GrContext* context = factory->get(static_cast<GrContextFactory::GLContextType>(type));
- if (NULL != context) {
+ if (context) {
GrGpuGL* gpu = static_cast<GrGpuGL*>(context->getGpu());
int maxStages = 6;
#if SK_ANGLE
void forceLinking() {
SkLightingImageFilter::CreateDistantLitDiffuse(SkPoint3(0,0,0), 0, 0, 0);
SkAlphaThresholdFilter::Create(SkRegion(), .5f, .5f);
- SkAutoTUnref<SkMagnifierImageFilter> mag(SkMagnifierImageFilter::Create(
+ SkAutoTUnref<SkImageFilter> mag(SkMagnifierImageFilter::Create(
SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1));
GrConfigConversionEffect::Create(NULL,
false,
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